Dr. Luo hypothesizes that wives are happier than their husbands. She measured a group of married couples’ marital happiness and the data are as follows: couple Wives Husbands 1 98 93 2 94 90 3 96 95 4 91 92 5 97 95 6 97 91 a. Are wives significantly happier than their husbands in the marriage? Use alpha = .05. b. If Dr. Luo decided to reject the null hypothesis (assuming she was completely correct in calculations), what is the probability that she made a Type I error?
Dr. Luo hypothesizes that wives are happier than their husbands. She measured a group of married couples’ marital happiness and the data are as follows:
couple Wives Husbands
1 98 93
2 94 90
3 96 95
4 91 92
5 97 95
6 97 91
a. Are wives significantly happier than their husbands in the marriage? Use alpha = .05.
b. If Dr. Luo decided to reject the null hypothesis (assuming she was completely correct in calculations), what is the
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